diff --git a/charts/postgres-cluster/Chart.yaml b/charts/postgres-cluster/Chart.yaml
index d8f15cb..74cd6e5 100644
--- a/charts/postgres-cluster/Chart.yaml
+++ b/charts/postgres-cluster/Chart.yaml
@@ -1,6 +1,6 @@
 apiVersion: v2
 name: postgres-cluster
-version: 3.20.9
+version: 3.20.10
 description: Chart for cloudnative-pg cluster
 keywords:
   - database
diff --git a/charts/postgres-cluster/templates/_bootstrap.tpl b/charts/postgres-cluster/templates/_bootstrap.tpl
index 965eb94..8da5f64 100644
--- a/charts/postgres-cluster/templates/_bootstrap.tpl
+++ b/charts/postgres-cluster/templates/_bootstrap.tpl
@@ -10,7 +10,7 @@ bootstrap:
     {{- if eq .Values.type "tensorchord" }}
     dataChecksums: true
     {{- end }}
-    {{- if or (eq .Values.type "postgis") (eq .Values.type "timescaledb") (eq .Values.type "tensorchord") (.Values.cluster.initdb.postInitApplicationSQL) }}
+    {{- if or (eq .Values.type "postgis") (eq .Values.type "timescaledb") (eq .Values.type "tensorchord") (.Values.bootstrap.initdb.postInitApplicationSQL) }}
     postInitApplicationSQL:
       {{- if eq .Values.type "postgis" }}
       - CREATE EXTENSION IF NOT EXISTS postgis;